News tagged with sea urchins

Effect of ocean acidification may not be so dire

(Phys.org) —Marine scientists have long understood the detrimental effect of fossil fuel emissions on marine ecosystems. But a group led by a UC Santa Barbara professor has found a point of resilience in ...

Apr 15, 2013
5 / 5 (13) 16 | with audio podcast

Echinoderms contribute to global carbon sink

The impact on levels of carbon dioxide in the Earth's atmosphere by the decaying remains of a group of marine creatures that includes starfish and sea urchin has been significantly underestimated.

Jan 08, 2010
4.4 / 5 (8) 7 | with audio podcast

Coral comeback: Reef 'seeding' in the Caribbean

Mats of algae and seaweed have shrouded the once thick coral in shallow reefs off Jamaica's north coast. Warm ocean waters have bleached out the coral, and in a cascade of ecological decline, the sea urchins ...

Feb 26, 2013
3.9 / 5 (9) 4

Calcium carbonate and climate change

(PhysOrg.com) -- What links sea urchins, limestone and climate change? The common thread is calcium carbonate, one of the most widespread minerals on Earth. UC Davis researchers have now measured the energy changes among ...

Aug 30, 2010
3.8 / 5 (9) 3 | with audio podcast

Abalone are treasured -- nearly to extinction

The authorities popped him near the docks in Port Angeles. On a March afternoon in 1994, a sleek fishing boat -- not-so-subtly named the Abalone Made -- came ashore after puttering around Freshwater Bay. The waiting cops ...

May 13, 2009
4.6 / 5 (7) 2